Portable litter box



FIG. 1 is a front perspective view of a portable litter box in an opened state.

FIG. 2 is a front view of the portable litter box of FIG. 1.

FIG. 3 is a rear view of the portable litter box of FIG. 1.

FIG. 4 is a right side view of the portable litter box of FIG. 1.

FIG. 5 is a left side view of the portable litter box of FIG. 1.

FIG. 6 is a top view of the portable litter box of FIG. 1.

FIG. 7 is a bottom view of the portable litter box of FIG. 1.

FIG. 8 is a front perspective view of the portable litter box with the sidewalls closed in a transition between the opened state and an unopened state.

FIG. 9 is a front perspective view of the portable litter box in the unopened state.

FIG. 10 is a left side view of the portable litter box of FIG. 9.

FIG. 11 is a right side view of the portable litter box of FIG. 9.

FIG. 12 is a top view of the portable litter box of FIG. 9.

FIG. 13 is a front view of the portable litter box of FIG. 9.

FIG. 14 is a bottom view of the portable litter box of FIG. 9; and,

FIG. 15 is a rear view of the portable litter box of FIG. 9.

The dashed lines shown in FIGS. 1, 2, 4-8, and 14 represent the bounds of the claim. The uneven broken lines shown in FIGS. 1, 2, and 8 that are immediately adjacent to the dashed lines further represent the bounds of the claim. The dashed lines in FIGS. 9-11 are illustrative of perforations that form part of the claimed design. The shade lines in the figures show contour and not surface ornamentation. 

CLAIM The ornamental design for a portable litter box, as shown and described. 